4745161621568 has 56 divisors (see below), whose sum is σ = 9741198687744. Its totient is φ = 2291021337600.

The previous prime is 4745161621567. The next prime is 4745161621583. The reversal of 4745161621568 is 8651261615474.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4745161621567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1710068 + ... + 3523443.

Almost surely, 2^{4745161621568} is an apocalyptic number.

It is an amenable number.

4745161621568 is an abundant number, since it is smaller than the sum of its proper divisors (4996037066176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4745161621568 is a wasteful number, since it uses less digits than its factorization.

4745161621568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5234011 (or 5234001 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 56.

The spelling of 4745161621568 in words is "four trillion, seven hundred forty-five billion, one hundred sixty-one million, six hundred twenty-one thousand, five hundred sixty-eight".